Table 1. Hydrogen-bond geometry (Å, °).

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C2—H1⋯O2i	0.91 (3)	2.50 (3)	3.235 (3)	138 (2)

Symmetry code: (i) .